APA aipamena

Alfaro Vargas, R. (2014). The Novum in Costa Rican Science Fiction.

Chicago Style aipamena

Alfaro Vargas, Roy. The Novum in Costa Rican Science Fiction. 2014.

MLA aipamena

Alfaro Vargas, Roy. The Novum in Costa Rican Science Fiction. 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.